/*****************************************************************************
 * Copyright (C) Stacy Curl. All rights reserved.                            *
 * ------------------------------------------------------------------------- *
 * The software in this package is published under the terms of the BSD      *
 * style license a copy of which has been included with this distribution in *
 * the LICENSE.txt file.                                                     *
 *****************************************************************************/
package picounit.verify.constraint;

import picounit.util.Equal;


public abstract class Constraint<T, Self extends Constraint<T, Self> & Equal<Self>> implements Equal<Self>{
	abstract public boolean evaluate(T value);
	abstract public String describeFailure();
	
	@Override
	@SuppressWarnings("unchecked")
	public boolean equals(Object object) {
		return EqualUtil.isEqual((Self) this, object);
	}
	
	public boolean equalTo(Self other) {
		return this == other;
	}
}
